Dobson fly

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An online resource devoted to North American insects, spiders and their kin, offering identification, images, and information.

Giant Chinese Dobson Fly. Considered the largest aquatic insect in the world. Southern China and Northern Vietnam. Evolutionarily older than dragonflies. Posted by Cosmo Vitelli

Female Eastern Dobson fly - despite the large pincers, they do not have the strength to break human skin. Can grow to be up to 5" long

Male Dobson fly

The world’s largest flying aquatic insect, with huge, nightmarish pincers, has been discovered in China’s Sichuan province, experts say.

Female Dobson Fly (not actually a fly)

Dobsonfly: illustration by Hannah C Taddeo